Costa Del Mar Sunglasses with Costa 580 LensesThe Ultimate Lens. Yellow light is the enemy . The patented Costa 580 lenses incorporate an advanced filtering compound into the lens material that reduces yellow light. This delivers enhanced colors and better visual acuity in any conditions. And since it's embedded in the lens, it's warratied to last for the life of the glass.

Costa Del Mar Sunglasses with Costa 580P LensesThe new 580P lens is a super lightweight, impact resistant polycarbonate alternative to glass. This Costa 580P lens features C-WALL - a highly specialized, oleophobic and hydrophobic coating to make it as virtually scratch resistant as glass, while also repelling water, oil and dust. All of the 580 lenses block yellow light at 580 nanometers on the light spectrum. Translation: you get incredible visual clarity, the highest level of polarization possible, and razor sharp color enhancement

Costa Del Mar C-Mates SunglassesThe performance of Costas. The utility of bi-focals. They're C-Mates, and like every pair of Costas, they deliver 100% Polarization and UV protection and our Lifetime Warranty. In 1.75x or 2.50x magnification, they'll help you see every adventure closer than ever.